At DataStax, we’ve been on a multi-year journey to bring a Cassandra DBaaS to the market, culminating in the GA of Astra in May 2020. In this talk, we’ll share our successes and failures through the iterative journey to GA, our current Kubernetes based architecture, how we built scalability and reliability into the platform, and how Cassandra’s architecture and implementation... Read More

Cassandra has fulfilled its original design as a Bigtable/Dynamo hybrid and is moving beyond it with the release of 2.0 last month. (I have annotated the original Cassandra LADIS paper with comparisons to modern Apache Cassandra at [1].) I will talk about integrating Paxos with an eventually consistent system, using cardinality estimation to improve compaction efficiency, and improving request isolation... Read More